# Questions Asked onDecember 6, 2010

1. ## PHI

4. Reporter: A new campaign finance reform bill being considered by Congress would limit the amount of campaign contributions that political candidates can receive. However, a survey of candidates running for mayor, governor, and senate seats shows that

2. ## Organic Chemistry

I just finished an organic chemistry lab experiment on separating and analyzing an unknown acid/neutral compound mixture using extraction, recrystallization, TLC, melting point analysis, and IR spectrum. In the instructions, "Obtain an IR spectrum for each

3. ## algebra

If the voltage V, in an electric circuit is held constant,the current,I,is inversely proportional to the resistance,R. If the current is 490 milliamperes when the resistance is 5 ohms,find the current when the resistance is 35 ohms.

4. ## algebra

Someone please help me not sure if I even know what I am doing with any of this. write the following ratios in simplest form 5 3/5 to 2 1/10 5 3/5 2 1/10 x 100/100 = 8/20 = 2/5 the ratio of 7 dimes to 3 quarters 7/3 x 100/100 = 700/300 = 175/75 solve the

5. ## Marketing

20) The process of naming broad product-markets and then segmenting them in order to select target markets and develop suitable marketing mixes is called:

6. ## Marketing

Clustering techniques applied to segmenting markets

7. ## finance

If we invest money for 10 years at 8% interest, compounded semi-annually, we are really investing money for ______ six month periods, during which we receive _______ percent interest each year.

8. ## Marketing

22) A ______________ is an organized way of continually gathering and analyzing data to get information to help marketing managers make ongoing decisions.

9. ## physics

A cylindrical air duct in an air conditioning system has a length of 3.5 m and a radius of 5.00 m. A fan forces air (ç = 1.8 Pa·s) through the duct, such that the air in a room (volume = 242 m3) is replenished every 12 minutes. Determine the difference

10. ## physics

The drawing shows a hydraulic chamber in which a spring (spring constant = 1292 N/m) is attached to the input piston, and a rock of mass 24.7 kg rests on the output plunger. The piston and plunger are at the same height, and each has a negligible mass. By

11. ## physics

A full can of black cherry soda has a mass of 0.406 kg. It contains 3.38 m3 of liquid. Assuming that the soda has the same density as water, find the volume of aluminum used to make the can.

12. ## physics

A venturi meter is a device for measuring the speed of a fluid within a pipe. The drawing shows a gas flowing at a speed v2 through a horizontal section of pipe whose cross-sectional area A2 = 0.0900 m2. The gas has a density of ñ = 1.50 kg/m3. The

13. ## Chemistry

What is the boiling point of a solution made using 731g of sucrose, C12H22O11, in 0.250kg of water,h2o ?

14. ## physics

Two identical containers are open at the top and are connected at the bottom via a tube of negligible volume and a valve which is closed. Both containers are filled initially to the same height of 1.00 m, one with water, the other with mercury, as the

15. ## human development 11th edition

Why is there a brief mention of religion in the life of elderly facing death? Is it bias?

16. ## College math

Analyze x²-6x-5y=1. Determine the vertex, focus, directrix, intercepts, axis of symmetry, and at least 2 other points on the graph.

17. ## Chemistry

For following problems 1 to 5, classify the bonds as: a) non-polar covalent b) polar covalent c) ionic d) metallic e) super covalent 1.) O-Cl 2.) Li-Br 3.) N-N 4.) N-H 5.) C-S

18. ## college Chemistry

(Questions 6 and 7) For the following elements list the electron configuration. Assume it is neutral and in its ground state. 6. Fluorine (a) 1s22s22p1 (b) 1s22s22p63s1 (c) 1s22s22p5 (d) 1s22s22p63s23p64s1 (e) 1s22s1 7. Gallium

19. ## Chemistry

Which is not a ground state electron configuration? A. 1s2 B. 1s2 2p1 C. 1s2 2s2 D. 1s2 2s2 2p1

20. ## Chemistry

As one descends group 6A of the periodic table, the number of valence electrons found in each element A. Increases B. Decreases C. Remains the same

21. ## college Chemistry

Decide if the molecule has a dipole moment, (if the molecule is polar) as follows: a) dipole (polar molecule) b) no dipole (non-polar molecule) c) ionic (not a molecule) d) super covalent e) none of the above 11.) CsF 12.) nitrogen 13.) Methane 14.)

22. ## Chemistry

What is the Qsp when 59.0 mL of 2.00 multiplied by 10-4 M AgNO3 are mixed with 70.0 mL of 1.00multiplied by10-4 M Na2CrO4? Assume the volumes are additive. Ksp = 1.1 multiplied by 10-12.

23. ## chemistry

What is the solubility in moles/liter for copper(I) chloride at 25 oC given a Ksp value of 1 x 10-6

24. ## Statistics

The mean serum cholesterol level in the population of males who do not develop heart disease is known to be 219 mg/100 ml. Suppose you perform a study to investigate whether the mean serum cholesterol levels in males who do develop heart disease is higher

25. ## Physics

For a scene in a movie, a stunt driver drives a 1.90 103 kg pickup truck with a length of 4.09 m around a circular curve with a radius of curvature of 0.333 km (Fig. 7.29). The truck is to curve off the road, jump across a gully 10.0 m wide, and land on

26. ## college

suppose that you have 800ft of fencing. you are to construct a rectangular corral which is divided into two pieces. what are the dimensions that give the largest possible areas?

27. ## Chemistry

what volume of 2.50 M HCl in liters is needed to react completly(with noting left over) with .750 L of 0.500MNacCO3

28. ## chemistry

The volume of an ideal gas is 2.06L at standard temperature and pressure. Calculate the volume at 1.75atm and 27oC

29. ## Chemistry

Calculate the freezing point of each of the solution 75.0 of glucose,C6H12O6 , added to 9.30×10−2 of water.... Please help

30. ## Calc

Use the derivative to determine whether the function is strictly monotonic on its entire domain and therefore has an inverse function. f(x) = cos [(3x)/2]

31. ## Chemistry

You take 2 liters of water at 20 degrees Celsius and remove heat at 200W from it for 5 min. What is the temperature and state of the water after the experiment? Some properties of water: Heat of fusion: 333.55 kJ/kg, Heat of vaporization: 2257 kJ/kg, Heat

32. ## Chemistry

Please write the chemical equation and calculate the reaction enthalpy (or energy) for the total chlorination (addition of chlorine gas to all double bonds) of cyclopentadiene (if you do not know what cyclopentadiene is, assume C2H4).

33. ## business comunication

write an application in response to an advertisement in the daily dawn for the post of manager hrm in sony electric lahore

34. ## Chemistry

40 years ago, the first time a vehicle was driven over an extraterrestrial surface. The Soviet Lunokhod (moon walker) rover covered several miles on the moon, heated at night by a polonium-210 source, which undergoes an alpha decay to lead (Pb) yielding

35. ## English

Correct the following run-on sentences and/or comma splices..... 1. My part-time job is excellent, it pays well, provides good experience, and offers a real challenge.

36. ## English

Correct the following run-on sentences and/or comma splices.... Beyond the forests are steep cliffs, at the bottom of the cliffs are huge, moss-covered boulders.

37. ## math

At an election there were two candidates.George and Solomon.In that constituency there were.75,000 registered voters 80% of them cast their votes.55%of voters cast their votes to George and the rest voted for Solomon.By how many votes did George win over

asked by Muna Abdallah
38. ## human development 11 edition

Menopausal syndrome may be related to personal characteristics or past experiences?

what are some good steps for monitoring implementation of electronic medical records?

40. ## Calc

Find the inverse of f(x) = (x+2)/x

41. ## Calc

You need 50 pounds of two commodities costing $1.25 and$1.60 per pound. a) Verify that the total cost is y=1.25x + 1.60(50 - x), where x is the number of pounds of the less expensive commodity. b) Find the inverse function of the cost function.

42. ## Calc

Show that f is strictly monotonic on the given interval and therefore has an inverse function on that interval. f(x) = abs. val. (x + 2), [-2, infinity)

43. ## Organic Chemistry

Hello, I just have a quick question that I would like to have clarified. According to my textbook definition, NaBH4 (a reducing agent) can be used in solution in alcohols or even solution in water - provided the solution is alkaline." However, my textbook,

44. ## math

determination of surds

45. ## Physics

if a ball is thrown vertically into the air, leaving the ground at a height of 1.8m, with a speed of 9.7m s -1. When it rises and falls to the ground what will the balls speed be as it hits the ground? please help with an explanation as i am so stuck, my

asked by Rebecca Niles
46. ## math

If I am 11 years old on Earth,how old will I be in Mercury?

47. ## english

Plan a straight line ESA lesson for a language level of your choice, to cover vocabulary connected with the topic of food:

48. ## chemistry

What is the formula for the compound formed when potassium reacts with nitrogen?

49. ## Math

Each capital letter of the alphabet is carefully printed on a piece of paper in block-form and placed in a bowl ABCDEFGHIJKLMNOPQRSTUVWXYZ An individual piece of paper is selected from the bowl. What is the probability that A. the letter is a consonant? B.

50. ## geometery

bases are isosceles triangles with parallel sides that measure 15 centimeters and 25 centimeters. the distance between the parallel sides is 12 centimeters and the length of each of the equal sides is 13 centimeters. the height of the prism is 20

51. ## Chemistry

Which of the following gases would you keep in an outdoor storage tank in winter? Explain why. methane(CH4), Propane(C3H8), or butane(C4H10)

52. ## 10th grade

a 5.0 kg bowling ball is rolling down the lane at 4.0 m/s. what is the kinetic energy of the bowling ball?

53. ## Math

I'm not sure how to do this question. Consider the experiments involving rolling a single die once. Give the probabilities of the event described. What is P (even or prime)?

54. ## English

What is the Greastest injustice of slavery according to douglass?

55. ## HELP

What do you think is the most powerful statement of the Narrative Lif Of fredrick Douglass?

56. ## :)

Which white person discussed or mentioned in Narrative Life is most important?

57. ## Stats

I just need help with starting how to calculate the problem I am so lost. A random sample of eight observations from the first population resulted in a standard deviation of 10. A random sample of six observations from the second population resulted in a

58. ## College Chemistry

The eqm. Constant for a reaction is 2.48 at 25°C. what is the value of ΔG° (kJ) at this temperature? (R=8.314 J/k mol)

59. ## English

Can you please check these sentences? Thank you. 1) Fishing was an important source of income in the Maldives. Now it has been replaced by tourism. 2) In Dublin you can go shopping in the busy and noisy streets around Grafton Street. 3) In 1845 Ireland was

60. ## Precalculus

1.Write the expression as a sum or difference. cos(5x)cos(-4x) 2.Write the expression as a product. cos(4x)-cos(12x)

61. ## Precalculus Help

State whether or not the equation is an identity. Prove your statement. sin(x)/cos(x)+ cos(x)/1+sin(x)=sec(x)

Evaluate all six trigonometric functions at t, where the given point lies on the terminal side of an angle of t radians in standard position. (40/41, -9/41)

63. ## Physics Help please

The free-fall acceleration on Mars is 3.7 m/s2. (a) What length pendulum has a period of 4 s on the earth? cm What length pendulum would have a 4 s period on Mars? cm (b) A mass is suspended from a spring with force constant 10 N/m. Find the mass suspended

64. ## Physics

A bat can detect small objects, such as an insect, whose size is approximately equal to one wavelength of the sound the bat makes. If bats emit a chirp at a frequency of 50.0 kHz, and if the speed of sound in air is 340 m/s, what is the smallest insect a

65. ## college

Figure 11-50 shows two examples of SHM, labeled A and B. (The vertical axis is marked in increments of 0.5 m and the horizontal axis is marked in increments of 1 s.)

66. ## Physics

A 500 g block is released from rest and slides down a frictionless track that begins h = 1.70 m above the horizontal, as shown in Figure P13.56. At the bottom of the track, where the surface is horizontal, the block strikes and sticks to a light spring

67. ## economics

what does the term utilty mean and how does it relate to purposeful behavior

68. ## Math

how do you conduct a five step hypothesis testing?

69. ## Chemistry

Diethyl ether has a boiling point of 34.5C, and 1-butanol has a boiling point of 117C. Both of these compounds have the same numbers and types of atoms. Explain the difference in their boiling points. The answer I found was that: only 1-butanol can form

70. ## physics

A 0.29 \mu F and a 0.70 \mu F capacitor are connected in series to a 15 V battery.

71. ## Purdue

Factor or can it be factored 64s^3+729x^3

72. ## MATH

Allen started out with x marbles. He doubled his number of marbles by buying an additional x marbles from Betty. Then he gave away one-third of all his marbles to his friend Clarence. At the end of the day, he had 16 marbles. How many marbles did he start

73. ## Physics

A object-spring system oscillates with an amplitude of 4.0 cm. If the spring constant is 210 N/m and object has a mass of 0.50 kg, determine each of the following values. (a) the mechanical energy of the system (b) the maximum speed of the object (c) the

74. ## Physics

A spring stretches 4.3 cm when a 13 g object is hung from it. The object is replaced with a block of mass 22 g that oscillates in simple harmonic motion, calculate the period of motion.

75. ## physics (easy)

Will a 7.25 kg ball with a diamter of 22 cm float in water? I know that the radius is 11 cm and that the density of water is 1000kg/m^3 and I got that it will float but it just doesn't sound right. Could anyone help please?

76. ## chemistry

The solubility of an ionic compound is 30 grams of compound in 100 mililiters of water. If 60 grams of the compound is dissolved in 200 mL of water, the solution will saturated. t/f

77. ## chemsitry

How would you figure-out which one is greater. You have 2.0 moles of H2O and 1.0 moles ofCO2 how would you get the answer.

78. ## English

help to unscramble-tangou

79. ## Chemistry

When 50.0 g of iron(3)nitrate, FE(NO3)3, is dissolved in water , the number of nitrate ions present in the solution is

80. ## College Chemistry

The eqm. Constant for a reaction is 2.48 at 25°C. what is the value of ΔG° (kJ) at this temperature? (R=8.314 J/k mol)

82. ## College Chemistry

A 20.0 Ml sample of sulfuric acid is titrated with 25.0 ML of 1.0 M NaOH solution. What is the molarity of the sulfuric acid? H2SO4+ 2NaOH yields Na2SO4 + H2O

asked by Sa ndra
83. ## french

what does casa la salle mean in english?

84. ## College Chemistry

The eqm. Constant for a reaction is 2.48 at 25°C. what is the value of ΔG° (kJ) at this temperature? (R=8.314 J/k mol)

85. ## college chemistry

the normal freezing point of the element mercury, Hg(l), is a -38.9°C and its molar enthalpy of fusion, ΔHfusion=2.29 KJ/mol. What is the entropy change (J/K) of the system when 50 g of Hg(l) freezes at the normal freezing point. Hg= 200.59 g/mol

86. ## Physics

An oil droplet with a mass of 3.50 x 10^-15 kg accelerates downward at a rate of 2.50 m/s2 when it is between two horizontal charged plates that are 1.00 cm apart. Assuming that the excess charge on the droplet is negative and the top plate is positive,

87. ## colllege chemistry

for the haber process for the synthesis of ammonia: N2(g)+ 3H2(g)= 2NH3(g), what is ΔG (kJ/mol) at298 K for a reaction mixture that consists of 1.5 atm N2,3 atm H2 and 1.8 atm NH3? [ΔG° f(NH3)= -16.66kJ/mol]

88. ## math

x intercept3,slope2

89. ## English

1. You will have another cake. (Does 'have' mean 'eat'?) 2. It's a lovely day. (What does 'lovely' mean? What other similar expressions can we use instead of 'lovely'?)

90. ## College Chemistry

The value of ΔG°f at 25°C for gaseous mercury is 31.85 KJ/mol. What is the vapor pressure of mercury at 25°C? [Hint: calculate the Kp for the reaction Hg(l)=Hg(g)]

91. ## College Chemistry

Calculate the molar solubility of Mn(OH)2 in grams per liter when buffered at pH 8.5 Mn(OH)2=88.953g/mol; Ksp=1.9 x 10^-13

92. ## College Chemistry

A 1.00-L solution saturated at 25°C with calcium oxalate (CaC2O4) contains 0.0061 g of CaC2O4. The solubility constant (Ksp) for this salt is [CaC2O4=128.09 g/mol]

93. ## college chemistry

what is the volume (in mL) when 280 mL of an ideal gas at 87 degree C and 650 torr preasure is cooled at 27 degree C at 760 torr?

94. ## college chemistry

a 20.3 sample of an organic compound was ground with 442 mg of camphor to form an intimate mixture melting at 170.3 degree C. What is the apparent formula weight of the organic compound ? (Kf of camphor=37.7 degree C/m M.P. of camphor= 178.4 degree C)

95. ## algebra

How do I solve for x on both sides of the equation, i.e. 72x+48=42x-12? Is there a standard way of figuring this out?

96. ## college chemistry

How many grams of Mg(OH)2 can be prepared from the reaction of 20.0g of Mg3N2 with 10.0g of H2O?

97. ## Com170

• Then, on the same document, write a one paragraph analysis of about 150 words, in which you do the following: o Identify which of the two selected paragraphs was more effective, focusing on the writing elements rather than the opinions presented. o

98. ## chem

how many molecules are in 1.00 kg of hydrazine, N2H4?

99. ## chem

how many moles of H2O will be produced from the complete combustion of 2.00g of CH4?

100. ## ethics

What type of situation would personal or religious beliefs conflict with something that may be asked of you professionally? What should one do in this situation?

101. ## chemistry

What volume of a concentrated HCl solution, which is 36.0% HCl by mass and has a density of 1.179 g/mL, should be used to make 4.60 L of an HCl solution with a of 1.9? HELP!!!

102. ## PHYSICS: Waves in Media

An organ pipe is open at one end and has a length of 3 m. What is its fundamental frequency if the speed of sound is 336 m/s?

103. ## Spanish

6. Necesito una chaqueta y sólo tengo diez dólares. Voy _________. a. al almacén que tiene ropa cara b. a la zapatería con mis abuelos c. a una tienda da descuentos d. a comprar un suéter C 7. "Isabel, ¿quires llevar esta falda?" "No, no _______

104. ## Chemistry

Which of the following molecules are linear? BF3 HN3 COS NH3 O3 SiF4 AsH3 SO2 C2H2 PF3 CF4 H2O SO3 HCN N2O H2S CS2 After drawing out all the lewis structures, and using VSPER theory, I found: COS, C2H2, CS2, HCN to be linear. Am I right/missing any?

105. ## HSM/220

You are the executive director of an established not-for-profit, community-based organization provider that offers high-quality educational, vocational, and training services to various segments of the local population. In response to the increasing

106. ## PHYSICS

An automobile of mass 1200kg accelerates from rest to a speed of 20.0m/s in 12.0 seconds. What is the magnitude of the net force acting on the auto?

107. ## Chemistry

Calculate the energy changes associated with each of the following reactions. Label each as endothermic or exothermic. A.) 2(C2H2)+5(O2)------->4(CO2)+2(H2O) B.) N2+O2------>2(NO) C.) NH3+H2O----->NH4OH D.) 2(BrCl)----->Br2+Cl2

108. ## physics

A boy pulls his little brother in a little red wagon. He keeps the handle horizontal to the ground. His little brother and the wagon weigh 40 kg. How much tension will the boy have to place on the wagon's handle to get it moving from a standstill?

109. ## chemistry

Find the percent by mass of sodium chloride in a 1.35 M NaCl solution. The density of the solution is 1.06 g/mL..............how do I go about doing this question thanks!

110. ## chemistry........help!! =)

What is the molarity of ZnCl2 that forms when 30.0g of zinc completely reacts with CuCl2 according to the following reaction? Assume a final volume of 285 mL. Zn(s) + CuCl2(aq)--> ZnCl2(aq) + Cu(s) Please Explain!! Thanks!!

111. ## physics

A driver is running 3.6 m/s and dives out horizontally from the edge of a vertical cliff and reaches the water below 2.0s later. A) How high was the cliff? B) How far from its base did the driver hit the water?

112. ## Spanish

11. Mama, estos jeans no cuestan mucho; son muy ________. a. caros b. menos c. baratos d. cariñosos B 12. "¿_______ por esa camisa?" a. "No pagué mucho. b. Cuánto pagaste c. Pagué cien dólares d. Dónde pagaste B? 13. Lo compraste en una tienda de

113. ## physics

An airplane traveling a constant 100.0 m/s is to drop supplies to flood victims isolated on a patch of land 200.0 m below. A) The supplies should be dropped how many seconds before the plane is directly overhead? B) What is the distance of the plane away

Assignment for week 5 Given the following information, draw the project network. Compute the early, late and slack times for the project network. which activities are on the critical path have only the start or finish of the activity on the critical path?

115. ## science

what is the condensed structures for the reactants and products for 2,3-dimethly-1-butene + water (with acid catalyst)--------> ??

116. ## science

what is the condensed structure for the reactants and products of the following: cis-2-chloro-2-butene + HI-----> ??

117. ## creative activities in other curriculum areas

which one of the following methods is preferred for teaching songs from recordings to young children? a-the phrase-wise method b-the whole-song method c-the combination method d-the strong-melody method

118. ## Chemistry

Write a nuclear equation for the following: Iodine 131 undergoes beta decay two times Plutonium 239 is an alpha emitter Th 234 undergoes beta decay once and then alpha decay How do I go about writing nuclear equations?

119. ## college physics

One cm of a 10-cm-long rod is made of metal, and the rest is wood. The metal has a density of 5000kg/m^3 and the wood has a density of 500kg/m^3. When the rod is set into pure water, the metal part points downward. How much of the rod is underwater?

120. ## college physics

One cm of a 10-cm-long rod is made of metal, and the rest is wood. The metal has a density of 5000kg/m^3 and the wood has a density of 500kg/m^3. When the rod is set into pure water, the metal part points downward. How much of the rod is underwater?

121. ## Spanish

Voy a la piscina means I'm going to the pool, correct? Would I say I'm going to the mail as Voy al correo. How do I say I need to send a card? Thank you

122. ## geography

who is a famous person from estonia????

123. ## physics

Resonance of sound waves can be produced within an aluminum rod by holding the rod at its midpoint and stroking it with an alcohol-saturated paper towel. In this resonance mode, the middle of the rod is a node while the ends are antinodes; no other nodes

124. ## college

If two indistinguishable dice are rolled, what is the probability of the event {(2, 2), (3, 2), (1, 2)}?

125. ## Chemistry

At the melting point of benzene, the DH of fusion is 9.95 kJ/mol and the DS of fusion is 35.7 J/K.mol. What is the temperature at which benzene melts?

126. ## College Chemistry

Given 400.0 g of hot tea at 80.0C, what mass of ice at 0C must bea added to obtain iced tea at 10.0C? The specific heat of water is 4.18 J/(g*C), The specific heat of water is 4.184 kJ/mol.

127. ## college

What are the methods of judicial selection for federal judges?

128. ## English 2

In “Civil Peace” Jonathan, the main character has a positive outlook on life despite his situation. Explain what is going on around Jonathan and how he is dealing with his difficult situation. Use text support from the story please.

129. ## Chemistry

Write a balanced redox reaction between mercury and bromine to form Hg2^2+.

130. ## physic

An object has a kinetic energy of 329 J and a momentum of magnitude 22.3 kg·m/s.

131. ## Chem

Please tell me if these are right. 1.According to Le Chatelier’s principle, what is the effect on the products when N2 is added to the equilibrium mixture of each of the following reactions? a. 2NH3(g) < = > 3H2(g) + N2(g) B. N2(g) + O2(g) 2NO(g) C.

132. ## math

find each sum 65+18 How can you regroup ones in this sum?

133. ## Chemistry

is this right Consider the following reaction at equilibrium N2(g) + O2(g) + heat < = > 2NO(g) Indicate how each of the following will shift the equilibrium a. raising the temperature of the reaction. b. decreasing the volume of the reaction container. c.

134. ## chemistry

if you combust 30kg of octane (about the amount in one tank for a small car), how many kilograms of CO2 will you emit?

if the employee is fulltime at $9.50hr (plus 20% for benefits) and works one hour of overtime at 1.5 salary, what would the cost be for one week? asked by Rey 136. ## physics block a of mass 4kg is on a horizontal, frictionless tabletop and is placed against a spring of negligible mass and spring constant 650n/m. the other end of the spring is attacked to a wall. the block is pushed toward the wall until the spring has been asked by kim 137. ## Algebra The side of a square equals the length of a rectangle. The width of the rectangle is 4 meters longer than its length. The sum of the areas of the square and the rectangle is 48 square centimeters. Find the side of the square asked by Scott 138. ## physics A 0.50 kg ball that is tied to the end of a 1.4 m light cord is revolved in a horizontal plane with the cord making a 30° angle with the vertical. determine the balls speed. asked by kaitlyn 139. ## English Hello.Will you please help me with a few problems? 1)Which is correct "Germany's 10,000 citizens" or "10,000 of Germany's citizens" or "10,000 Germany's citizens"? 2)Is it possible to say "the visit aspires to (improve)"? 3)Does it sound natural to say asked by Ilma 140. ## Physics Ice (initially at 0 degrees celcius)is added to 0.75 L of tea at 20 degrees celcius to make the coldest possible iced tea. If enough ice is added so the final mixture is all liquid, how much liquid is in the pitcher when this condition occurs? asked by Lacey 141. ## 4th grade At a school fair, you can toss coins into cups to earn points. If you earn 100 points or more you win a prize. The cups are worth 15, 20, 25, and 30 points. If you get 4 tosses and can stop whenever you reach 100 points, what are all the possible asked by Anonymous 142. ## math 9+8log9 (9X)=81 asked by francisco 143. ## Financing Reflect on the code of ethics for professional practice. What is your philosophy of financial planning? How do you see yourself carrying out your philosophy in your professional practice? asked by troy 144. ## forth grade math if less than half of a garden is planted with corn is it reasonable to estimat that 2 thirds of the garden is planted with corn? asked by sharnae 145. ## Math I am stuck on a problem that has to do with the double angle formulas. I have to solve this: 4sinxcosx = 1. I tried using the formula 2sinu = 2sinucosu by substituting it in like this: 2(2sinxcosx)= 1 but then I am stuck asked by kathleen 146. ## Honor Biology Without oxygen, cellular respiration grinds to a standstill, although glycolysis can continue to make some ATP anaerobically for a short time. When oxygen runs out, why does electron transport stop? Why do you thing the Krebs cycle stops? asked by Pam 147. ## Honor Biology In an experiment, plants were grown under colored filters that allowed equal amounts of light of different colors to strike different plants. Under which filter do you think plants grew the slowest? Why? asked by Pam 148. ## Honor Biology After a biochemical analysis of the victim's tissues, brilliant biologist/criminal investigator J. C. Mickleberry announced his findings: "Contrary to the conclusions of the police, the victim did not suffocate. The electron carriers in his mitochondria asked by Pam 149. ## Honor Biology ATP is used to power the movement of your muscles as you turn the pages of a book. Where did the energy in the ATP come from? Trace the energy in the ATP molecule back to the sun. asked by Pam 150. ## ethics What is the impact of geography on business practices and the global economy. What are some examples? asked by Anonymous 151. ## Honor Biology Remember that the greater the concentration of hydrogen ions, the lower the pH of a solution. How do you suppose the pH of the solution in the thylakoid space compares with the pH of the solution in the stroma? What is responsible for the difference? asked by Pam 152. ## Chemistry If some volatile impurities in the crucible are removed from the hydrated MgSO4 along with the water, is the reported mass of water removed too high or too low. Explain. asked by Allison 153. ## math Use an inequality to solve the problem. Be sure to show the inequality and all of your work. A car rental company has two rental rates. Rate 1 is$63 per day plus $0.18 per mile. Rate 2 is$126 per day plus $0.09 per mile. If you plan to rent for one week, asked by Kay 154. ## college Chemistry A 21.18 mL of 0.250 M NaOH is titrated with a H2SO4 solution. The initial volume of H2SO4 was 13.28 and the final volume of H2SO4 was 28.29 mL when the solution turned very slightly pink. What is the concentration of NaOH? asked by Ivy 155. ## Chemistry What happens to the sample's reported water content if the salt decomposes yielding a volatile product? If the water is not completely removed from the salt during the heating process, will the reported water-to-salt mole ratio be high or low? Explain asked by Allison 156. ## college A train is heading due west from St. Louis. At noon, a plane flying horizontally due north at a fixed altitude of 4 miles passes directly over the train. When the train has traveled another mile, it is going 80 mph, and the plane has traveled another 5 asked by Joshua 157. ## 1st grade how many different ways can you get to the sum of 4 asked by Anonymous 158. ## History How does economic growth occur according to free market capitalist? asked by Lola 159. ## algebra Add. 5x^2-8x^3+3x-2 and 4x^3+5x^2+9-x asked by mike 160. ## physics The following tube has dimensions d1=1.16 cm and d2=3.60 mm. Air (density = 1.28 kg/m3) flows through the tube at a rate of 1100.0 cm3/s. Assume that air is an ideal fluid. What is the height h of mercury (density = 13600.0 kg/m3) in the right side of the asked by jujubes 161. ## physics A fresh water pond that is 14.7 m deep is contained on one side by a cliff. The water has eroded a nearly horizontal "tube" through a bed of limestone, which allows the water to emerge on the other side of the cliff. If the "tube" has a diameter of 4.07 asked by jujubes 162. ## 6th grade what is 30 1/4-29 1/3 asked by Sara 163. ## Prime Factorization What is the prime factorization of 1,521? Please show work. Thanks!! asked by Thanks to all Jiskha Teachers 164. ## PLZ look at Chemistry Questions!!! No chemistry questions are getting answered =( asked by Chemistry! 165. ## economics What is the impact of geography on business practices and the global economy. What are some examples? asked by Anonymous 166. ## statistics A study was conducted to investigate the relationship between the cost, y (in tens of thousands of dollars), per unit of equipment manufactured and the number of units produced per run, x. The resulting equation for the line of best fit is given below, asked by edwin 167. ## Math Prime factorization of 12*x2*z2(exponents) Please show work. Thanks! asked by Thanks to all Jiskha Teachers 168. ## math 3x^+4x-4=0 asked by Darling 169. ## us history I need help finding information about the Industrial revolution. How it impacted American society economically, socially, politically, and morally. This needs to be a 500 word essay. Thanks for the help! :) asked by Abby 170. ## statistics For a binomial distribution, the data collected are the result of counts asked by Anonymous 171. ## 11th grade How much electricity is needed to produce 120g of Calcium metal from molten CaCl2. asked by Rhonda 172. ## statistics The final rankings of the top 20 NCAA college basketball teams are an example of which level of measurement? asked by Anonymous 173. ## math write a four sentence paragraph about how you do a algorithm problem asked by zack 174. ## chem can you explain? For each of the reactions shown, calculate how many grams of the product form when 16.8 g of the reactant in bold completely reacts. Assume that there is more than enough of the other reactant. 4 Cr(s) + 3 O2(g) 2 Cr2O3(s) thanks asked by hannah 175. ## math/probability The Probability of drawing two black balls in succession from a bag containing 4 red and 3 black balls when the ball first drawn is a) replaced b) not replaced asked by viru 176. ## Chemistry How many grams of sodium carbonate must be added to 2.50 kg of water in order to lower the freezing point of the resulting solution to 258 Kelvin? asked by sfs 177. ## algebra 2 27x^3-8=0 (difference of two cubes) asked by Melanie 178. ## Chemistry How much calcium chloride would you need to dissolve in 500 grams of water to create a solution whose boiling point is 100.40 C? asked by anaymous 179. ## Chemistry Calculate the molarity of a 5.4% sodium hydroxide solution whose density is 1.07 g/mL. asked by anaymous 180. ## chemistry how many grams of Na2CO3 must be dissolved into 155 g of water to create a solution with the molality of 8.20 mol/kg? asked by william 181. ## physics A skier is coasting on perfectt smooth snow at 7.0 m/s and crosses a rough patch of snow 35m long. If the frictional force exerted on the skier is 6.0 N, what is her speed as she leaves the patch of snow? Assume the skier and her skis habe a mass of 90.0 asked by Nia 182. ## chemistry If 40 mL of a 6 {\rm M} \;{\rm NaOH} solution is diluted to a final volume of 200 mL, what is the resulting concentration of the solution? asked by warla 183. ## Chemistry Consider trying to dissolve both calcium chloride in aqueous solution. a. Predict which salt is more soluble and write its formula. b. Explain your prediction in part a above by qualitatively comparing the bonding and solvation energies for the two salts. asked by anaymous 184. ## Algebra Does x-3 represent a function? asked by Helene 185. ## physics okay the question i got was asking the lengths of the first, second, and third waves of a standing wave, of a string that is fixed at both ends. the strings length is 2.38 meters. Ive already figured out the three lengths, being 4.76, 2.38, and then 1.59. asked by Matt 186. ## physics okay the question i got was asking the lengths of the first, second, and third waves of a standing wave, of a string that is fixed at both ends. the strings length is 2.38 meters. Ive already figured out the three lengths, being 4.76, 2.38, and then 1.59. asked by Matt 187. ## college Chemistry Which is not a ground state electron configuration? A. 1s2 B. 1s2 2p1 C. 1s2 2s2 D. 1s2 2s2 2p1 asked by Ivy 188. ## college Chemistry As one descends group 6A of the periodic table, the number of valence electrons found in each element? A. Increases B. Decreases C. Remains the same asked by Ivy 189. ## Chemistry A 120. mL sample of a gas is at a pressure of 1.50 atm. If the temperature remains constant, what will be its volume at 3.50 atm of pressure? asked by Ivy 190. ## Chemistry What is the concentration of a HCl solution if 20.0 mL of the solution is neutralized by 15.0 mL of a 0.10 M Ca(OH)2 solution? asked by Ivy 191. ## Chemistry What is the concentration of a H2SO4 solution if 10.0 mL of the solution is neutralized by 7.8 mL of a 0.20 M NaOH solution? asked by Ivy 192. ## Chemistry What is the molarity of the resulting solution when 300. mL of a 0.400 M solution is diluted to 800. mL? asked by Ivy 193. ## Chemistry What mass of silver nitrate is dissolved in 40.0 mL of a 0.400 M solution of silver nitrate? asked by Ivy 194. ## algebra 1) 27x^3+8 2) 3x^2-x-4 asked by mike 195. ## math what is 179 diveded by 4 what is the remainder and whats the work you have to show asked by olive 196. ## 4th grade my teacher gave me this question I don't get it. If a normal person blinks 25 times per minute how old would you be your next birthday? asked by Anonymous 197. ## Readin poetry A slash of blue, a sweep of gray, some scarlet patches on the way, compose an evening sky A little purple -slipped between-some ruby trousers hurried on a wave of gold a bank of day this just makes out the morning sky Question, the poet compares the sky to asked by John` 198. ## English Thank you for your corrections.Can you please check these sentences, please? 1)I live in a little town in south-western Piedmont, famous for its roman history and its excellent wines. 2)It is situated 200 miles above sea level and is surrounded by a hilly asked by Franco 199. ## math If a normal studentblinks 25 times per minute how old yould you be your next birthday? asked by mike 200. ## physics A town is planning on using the water flowing through a river at a rate of 5.0X10^6 kg/s to carry away the heat from a new power plant. Environmental studies indicate that the temperature of the river should only increase by 0.50ºC. The maximum design asked by Dan 201. ## math Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the number of marbles he had left was half of what Henry had. How many marbles did Andy have in the beginning? please help me asked by Katherine 202. ## Physics Suppose a monatomic ideal gas is changed from state A to state D by one of the processes shown on the PV diagram. Find the total work done on the gas if it follows the constant temperature path A-C followed by the constant pressure path C-D. A = 2atm and asked by Dan 203. ## calculus Determine whether the sequence is arithmetic. If so, find the common difference. (Assume that n begins with 1.)a n=2(1/5)n asked by yea nah 204. ## US I really need HELP!!! can someone please give me a cite. Document a chronology of events beginning with the union's call for a strike. asked by Attalah 205. ## Physics Physics Question Finally, your friend's twin engine jet airplane lands. As it stands on the runway, you hear the sound of the engines getting louder and softer, rhythmically once every 2.3 s. The average frequency you hear is 3650 Hz. What are the asked by CollegeKid 206. ## read and write what part of speech is bench in this sentence? Fred gave the player on the opponents'bench the game ball. asked by hunter 207. ## 10th grade I am having a hard time starting my paper on Life of Pi by Yann Martel. My thesis is: If Richard Parker is Pi Patel then Pi is God. I don't know how to begin. asked by Kyle 208. ## 12U Physics An object is moving down a ramp that has mu=0.150. It initially starts at (0,1), and the bottom of the ramp is at (sqrt(3),0) Show that the parametric down the ramp are given by: ht tp://img819.imageshack.us/img819/5993/screenhunter03dec061758.gif I know asked by Matt 209. ## math if you have a apple juice mix of 5 cups concentrate to 8 cups water, if you only make 1 cup of mix, how much water and how much concentrate do you need? asked by Jack 210. ## physics A source of sound (1200 Hz) emits uniformly in all directions. An observer 2.99 m from the source measures a sound level of 41.1 dB. Calculate the average power output of the source. asked by Madeline 211. ## physics A source of sound (1200 Hz) emits uniformly in all directions. An observer 2.99 m from the source measures a sound level of 41.1 dB. Calculate the average power output of the source. asked by Madeline 212. ## english hey its me again... i think i need to reword my issue. i am having trouble clearing up my thesis. I feel like i have the idea but it doesnt set me up to write an organised paper. the idea being that if Richard is God and Richard and Pi are one then Pi is asked by Kyle 213. ## math writing expressions in algebra story problems asked by Anonymous 214. ## algebra 2 quadratic inequalities how would I find the solution to x/x+2 + 1/x-1 < 3/2 asked by raven 215. ## World Studies Definition of pyramid please asked by Thanks to all Jiskha Teachers 216. ## math Andy had 20% fewer marbles than Henry. When Andy gave 80 marbles to Henry, the number of marbles he had left was half of what Henry had. How many marbles did Andy have in the beginning? please help me asked by Katherine 217. ## math terry wants to buy one pair of moccasins.she can choose from some that cost$22.50,$27.00,$20.95,and $24.75.how much will terry save if she buys the least expensive instead of the most expensive pair? asked by julian 218. ## Chemistry Calculate the molarity of an aqueous NaOH soultion if 32.00ml of it is required to titrate. 0.6789 g of oxalic acid to phenolphthalein end point. The balanced chemical equation is H2C2O4 + 2NaOH-> Na2C2O4 + 2H2O asked by Sonya 219. ## math the difference between the prices of two bikes is$18.the sum of the prices is $258.how much does each bike cost? asked by julian 220. ## Chemistry How many moles of CO2 would be contained in a cylinder the size of a pop can (355 ml) at a temperature of 300K and 10 atm? How much would that weigh? asked by Grace 221. ## Chemistry What kind of pressure would be exerted by 5 moles of water vapor if it were contained in a 0.5 liter bottle heated to 1000K? asked by Linda 222. ## Physics Two eagles fly directly toward one another, the first at 13 m/s and the second at 21 m/s. Both screech, the first emitting a frequency of 3200 Hz and the second, a frequency of 3800 Hz. What frequencies do they hear if the speed of sound is 345 m/s? (Tip: asked by Cindy 223. ## Math The sum of two numbers is 44. The second number is 5 more than twice the first. Find the numbers. x+y=44 2x+5y Is this correct? So the answer would be 3x + 6y=44? asked by Julie JAM 224. ## Math Pat throws her loose change into a can on her desk. When she took it out, there were only quarters and nickels. There were a total of 65 coins. If she had a total of$13.65, find the number of quarters and nickels.

asked by Julie JAM
225. ## math

how to find surface area for a triangular pyramid? with the length of 6 and 7cm with a missing third side and the slant height of 12cm

226. ## math

how to convert 1.37 kg as a mixed number

227. ## algebra

I'm doing functions, and I don't know how I'm solving this equation wrong? the equation is y = (x-2)^2 - 1 when I graph it, the shape is supposed to be a parabola. I'm using -2,-1,0,1, and 2 as my X values. But I'm getting 15, 8, 3, 0, and -1 for my Y

228. ## science

where does horizontal sliding take place on the earth?

229. ## science

as the pressure of two crackers are increased the crackers finally break as the pressure subsides. How is this similar to the situation in California along the San Andreas Fault?

230. ## spanish

I am preparing for my oral exam (spanish 1) and i wrote all this down, can any one check my grammar, conjugations and add-on if necessary And also would this last me 3 minutes or should i write more to each question?? Theme 1 (Las vacaciones) ¿Adónde

231. ## 7th grade

how do you convert 35ibs per minutes to ibs per hour?

232. ## Chemistry!

A sealed flask contains 0.60 g of water at 28 degrees celcius. The vapor pressure of water at this temperature is 28.36 mmHg. What is the minimum volume of the flask in order that no liquid water be present in the flask?

233. ## social studies

If you from Iran,what do you like and don't like about america? Also why you decided to come to america?

234. ## math

Write at least two equivalent fractions for each whole number Can I do this with the number zero?

235. ## college physics

A Loop wire has a diameter of 1.00 cm. It carries a current which generates a magnetic field of 3.00 MT at the center of the loop. What is the current in the loop?

asked by Digen Dawor
236. ## Anatomy

The gland that helps regulate the endocrine system by secreting stimulating hormones is the____. Thanks for helping!

237. ## chemistry! URGENT!!!

A gaseous mixture of O2 and N2 contains 30.8 % nitrogen by mass. What is the partial pressure of oxygen in the mixture if the total pressure is 365 mmHg?

238. ## psychology

language structure is important in cognition, but is it really? For example, if a child said to you, "You, me, cookie, go now, hurry," you would know what the child meant even thought it is not grammatically correct, how is that possible? Please note that

239. ## English

The problem is my thesis statement. That is the step I am stuck on.

240. ## 7th grade

is y=x/7 a direct variation????

241. ## Chemistry

A solid sample containing a simple mixture of NaHSO3 and Na2SO3 was dissolved in distilled water and titrated with a standard HCl solution. 13.88 mL was required to reach the first stoichiometric point, and an additional 45.12 mL to reach the second. What

242. ## Math

which is larger? .605 2/3 7/11 .67

243. ## math

what is the ascending order of 8+7x^2-12x^3-4x^3y

343. ## calculus

Suppose that log2 = a and log3 = b Solve for x in terms of a and b: 6^x = 10/3 - 6^-x

344. ## english

What are some red flags that indicate you should avoid a particular source?

345. ## math

what is 1 4/7 divided by 1 5/6

3h=15

347. ## 5th grade

Ginny has a pumpkin with a mass of 4.8kilograms. If .9 of its mass is water, how much of its mass is water? How much is not water?

355. ## english - the cay

why didn't young phillip remember very much about his former home in virginia?

356. ## Math

Luke bought some things at the store. He paid $5.98 for a pizza,$3.75 for a case of dr.pepper, $2.50 for a box of brownie mix. And$1.01 in sales tax. What information is needed to find Lukes correct change?

357. ## algebra

Please I'm stuck!!!!! A person is driving a car on a straight road. The graph shows the distance in y miles that the individual is from home after x hours. the graph has the following points (1, 40) and (3, 90) Find the slope intercept of the line y =

358. ## Physics

A sign is supported at its top right corner, point P. The sign is a square with 40 cm on each side and has 8.0 kg mass. What is the magnitude of the horizontal force that P experiences?

359. ## math

Mrs.penn has a circular tablecloth with a circumference of 29 feet. Which expression could be used ro find the radius of the tablecloth? f. 29 - 2 pie g. 29/2 pie h. 29/pie j 29 + 2pie